Band Theory of Solids: An Introduction from the Point of View of SymmetryThe structure of much of solid state theory comes directly from group theory, but until now there has been no elementary introduction to the band theory of solids which adopts this approach. This book provides such an introduction, employing only the simplest and most basic of group theoretical ideas, and emphasizing the significance of symmetry in determining many of the essential concepts used in the subject. Topics include: the free electron model,